HR7628

Above the horizon. Circumpolar today

Alt: 71.96° Az: 119.62° Direction: East-South-East

HR7628 is a double main-sequence star of spectral class B5 in the constellation of Cygnus.

HR7628 visual magnitude is 5.45. Because of its faintness, HR7628 is visible to the naked eye only from locations with very dark skies, while it is not visible at all from skies affected by light pollution.

DSS2 image of HR7628. The red arrow shows the motion of HR7628 during the next 100000 years (13.33 arcmin in Right Ascension and 11.67 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 19h 58m 05s

Declination +40° 26’ 09”

Hour Angle 22h 37m 08s

Sidereal Time 18h 35m 14s

J2000

Right Ascension 19h 57m 13s

Declination +40° 22’ 05”

Galactic Coordinates

Galactic Longitude 75.65°

Galactic Latitude 5.93°

Finder Chart

Simplified finder chart for HR7628.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.45

Class Main-sequence

Absolute magnitude -2.91

Spectral Type B5V

Color Index (B-V) -0.1

Temperature 11573K

The red dot in the diagram below shows where HR7628 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR7628. Attribution: Richard Powell / CC BY-SA

Star System Properties

HR7628 is a visual double star which can be observed with binoculars or small telescopes. The table below shows key information about the HR7628 double sysyem:

Main star magnitude 5.45

Secondary star magnitude 8.45

Magnitude difference 3

Separation 64.6 arcsec

Distance, Radial Speed, Proper Motion

HR7628 is distant 1,530.52 light years from the Sun and it is moving towards the Sun at the speed of 26 kilometers per second.

Distance (parsec) 469.48

Distance (light year) 1,530.52

Radial Speed -26 km/s

Proper Motion RA 0.008 arcsec/y

Proper Motion Dec 0.007"/y

Alternative Designations

Henry Draper Catalogue HD189178

SAO Catalogue SAO49011

Hipparcos Catalogue HIP98194

Durchmusterung Catalogue BD+39 3968

FK5 Catalogue 3593

Visibility from Your Location

HR7628 is circumpolar and transits at 18:19 UTC (altitude: 79.0°)

Set Location

Other stars in Cygnus